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3000012133 = 3781081409
BaseRepresentation
bin1011001011010000…
…1000110101100101
321202002001101222111
42302310020311211
522121000342013
61213404401021
7134225453026
oct26264106545
97662041874
103000012133
1112aa479578
126b8846171
1338a6b9c11
1420660ac4d
1512859773d
hexb2d08d65

3000012133 has 4 divisors (see below), whose sum is σ = 3081093580. Its totient is φ = 2918930688.

The previous prime is 3000012131. The next prime is 3000012139. The reversal of 3000012133 is 3312100003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3312100003 = 7514410253.

It can be written as a sum of positive squares in 2 ways, for example, as 1584597249 + 1415414884 = 39807^2 + 37622^2 .

It is a cyclic number.

It is not a de Polignac number, because 3000012133 - 21 = 3000012131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3000012131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40540668 + ... + 40540741.

It is an arithmetic number, because the mean of its divisors is an integer number (770273395).

Almost surely, 23000012133 is an apocalyptic number.

It is an amenable number.

3000012133 is a deficient number, since it is larger than the sum of its proper divisors (81081447).

3000012133 is an equidigital number, since it uses as much as digits as its factorization.

3000012133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81081446.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3000012133 is about 54772.3665090345. The cubic root of 3000012133 is about 1442.2515146175.

Adding to 3000012133 its reverse (3312100003), we get a palindrome (6312112136).

The spelling of 3000012133 in words is "three billion, twelve thousand, one hundred thirty-three".

Divisors: 1 37 81081409 3000012133